﻿namespace YiSha.Service.OrganizationManage;

public class PositionService : RepositoryFactory
{
    #region 获取数据
    public async Task<List<PositionEntity>> GetList(PositionListParam param)
    {
        var expression = ListFilter(param);
        var list = await this.BaseRepository().FindList(expression);
        return list.ToList();
    }

    public async Task<List<PositionEntity>> GetPageList(PositionListParam param, Pagination pagination)
    {
        var expression = ListFilter(param);
        var list = await this.BaseRepository().FindList(expression, pagination);
        return list.ToList();
    }

    public async Task<PositionEntity> GetEntity(long id)
    {
        return await this.BaseRepository().FindEntity<PositionEntity>(id);
    }

    public async Task<int> GetMaxSort()
    {
        object result = await this.BaseRepository().FindObject("SELECT MAX(PositionSort) FROM SysPosition");
        int sort = result.ParseToInt();
        sort++;
        return sort;
    }

    public bool ExistPositionName(PositionEntity entity)
    {
        var expression = LinqExtensions.True<PositionEntity>();
        expression = expression.And(t => t.BaseIsDelete == 0);
        if (entity.Id.IsNullOrZero())
        {
            expression = expression.And(t => t.PositionName == entity.PositionName);
        }
        else
        {
            expression = expression.And(t => t.PositionName == entity.PositionName && t.Id != entity.Id);
        }
        return this.BaseRepository().IQueryable(expression).Count() > 0 ? true : false;
    }
    #endregion

    #region 提交数据
    public async Task SaveForm(PositionEntity entity)
    {
        if (entity.Id.IsNullOrZero())
        {
            await entity.Create();
            await this.BaseRepository().Insert<PositionEntity>(entity);
        }
        else
        {
            await entity.Modify();
            await this.BaseRepository().Update(entity);
        }
    }

    public async Task DeleteForm(string ids)
    {
        long[] idArr = TextHelper.SplitToArray<long>(ids, ',');
        await this.BaseRepository().Delete<PositionEntity>(idArr);
    }
    #endregion

    #region 私有方法
    private Expression<Func<PositionEntity, bool>> ListFilter(PositionListParam param)
    {
        var expression = LinqExtensions.True<PositionEntity>();
        if (param != null)
        {
            if (!string.IsNullOrEmpty(param.PositionName))
            {
                expression = expression.And(t => t.PositionName.Contains(param.PositionName));
            }
            if (!string.IsNullOrEmpty(param.PositionIds))
            {
                long[] positionIdArr = TextHelper.SplitToArray<long>(param.PositionIds, ',');
                expression = expression.And(t => positionIdArr.Contains(t.Id.Value));
            }
        }
        return expression;
    }
    #endregion
}